A phase 3, randomized, open-label study of epacadostat plus pembrolizumab, pembrolizumab monotherapy, and the EXTREME regimen as first-line treatment for recurrent/metastatic head and neck squamous cell carcinoma (R/M SCCHN): ECHO-304/KEYNOTE-669.
2018 ◽
Vol 36
(15_suppl)
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pp. TPS6090-TPS6090
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Keyword(s):
Phase 3
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